Issued Patents All Time
Showing 25 most recent of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442211 | System for digital information transmission with associated methods and devices | Herrmann Hampel, Johannes Huber, Thomas Wagner | 2002-08-27 |
| 6420473 | Acrylic enteric coating compositions | Ramireddy Chittamuru, George Reyes, Thomas Farrell, Charles F. Vesey, Dev K. Mehra +1 more | 2002-07-16 |
| 6306428 | Time-release laminar pharmaceutical composition | Hans-Ulrich Petereit | 2001-10-23 |
| 6069975 | Method and device for processing a signal | Peter Kartmann, Christian Heilmann | 2000-05-30 |
| 5730999 | Dermal therapeutic system made of a meltable poly (meth) acrylate | Hans-Ulrich Petereit, Manfred Assmus | 1998-03-24 |
| 5725730 | Aqueous dispersions containing carboxylic acids and/or resinic acids for deinking printed wastepaper | Heinz Smolka, Hans Hawel, Dieter Schraml, Klaus Hornfeck | 1998-03-10 |
| 5705189 | Thermoplastic material for drug coatings which dissolve in intestinal juices | Werner Hoess | 1998-01-06 |
| 5644011 | Coating and binder for pharmaceutical agents | Thomas Sufke | 1997-07-01 |
| RE35200 | Coating for pharmaceutical dosage forms | Dieter Dreher, Harry Goetz | 1996-04-02 |
| 5422121 | Oral dosage unit form | Ottilie E. E. Kehr-Dreher, Giuseppe Di Pascale | 1995-06-06 |
| 5362363 | Aqueous dispersions containing alkaline earth soaps and/or alkaline earth resin soaps for deinking printed wastepaper | Heinz Smolka, Hans Hawel, Dieter Schraml, Klaus Hornfeck | 1994-11-08 |
| 5342646 | Method for making carrier systems for biologically active materials | Wolfgang Kleese, Dieter Kraemer, Hans-Ulrich Petereit, Werner Siol | 1994-08-30 |
| 5292522 | Aqueous film coating agent for solid medicaments | Hans-Ulrich Petereit, Manfred Assmus | 1994-03-08 |
| 5177451 | Unity gain amplifier with high slew rate and high bandwidth | — | 1993-01-05 |
| 5175285 | Polymers derived from polysuccinimide, used as surface coatings for medicinals and foods | Rdiger Jelitte, Joachim Knebel | 1992-12-29 |
| 5142062 | Method of increasing the molecular weight in the manufacture of polysuccinimide | Joachim Knebel | 1992-08-25 |
| 5091008 | Elastically restoring polymer-modified bitumen (PmB) | Michael Muller | 1992-02-25 |
| 5003269 | Unity gain amplifier with high slew rate and high bandwidth | — | 1991-03-26 |
| 4971656 | Flotation process for deinking printed waste paper | Andreas Domsch, Hans Hawel, Gregor Schuster | 1990-11-20 |
| 4959123 | Process for deinking printed waste paper | Andreas Domsch, Hans Hawel | 1990-09-25 |
| 4816558 | Method for making redispersible synthetic resin powders | Hubert Rauch, Wolfgang Klesse, Theodor Mager | 1989-03-28 |
| 4737357 | Aqueous coating dispersions | Dieter Dreher, Wolfgang Weisbrod | 1988-04-12 |
| 4727061 | Pharmaceutical preparations having diuretic activity | Herbert Kramer, Colin Liddiard | 1988-02-23 |
| 4705695 | Method for coating pharmaceutical formulations | Dieter Dreher, Harry Goetz | 1987-11-10 |
| 4654605 | System for shift register clocking of analog storage cells | Karl-Heinz Muller | 1987-03-31 |